食指

他的食指扣住扳机，然后又松开了。

His index finger tightened on the trigger but then relaxed again .

表示OK的手势，即用拇指和食指做个圆圈，在不同的文化中也有不同的含义。

The gesture for OK , making a circle with one 's thumb and index finger , has different meanings in different cultures .

他右手食指骨裂。

He suffered a hairline fracture of the right index finger .

弗兰妮把食指放在嘴唇上让她安静。

Frannie shushed her with a forefinger to the lips .

他用拇指和食指捏着笔。

He took the pen between his thumb and forefinger .

他将叶子捏在拇指和食指之间

He pinched the leaf between his thumb and forefinger .

一等她的眼睛转过去，他便偷偷用两个食指交叠成一个十字架

When her eyes were withdrawn , he secretly crossed his two forefingers .

鸟类学家们用大拇指和食指构成V形量测角度。

The ornithologists made Vs with their thumbs and forefingers , measuring angles .

用食指和中指做出V的形状&表示胜利。

Make the V sign with your middle and index finger & Victory .

Step1:Pinchyournosefirmly紧紧捏住鼻子坐下来，用大拇指食指和紧紧捏住鼻梁。

Sit down and pinch your nose firmly just below the bridge with your thumb and index finger .

一次，一名男子和一名女子都横其食指摆成一个X形告诉我不要前往。

On one occasion a man and a woman both cross their index fingers into an X to tell me not to go .

掌心向外，竖起食指和中指，并向两边展开，这样就构成了一个V形手势。V形手势在美国文化中有三个不同的含义。

The palm-forward V sign , formed by raising and spreading the first two fingers , has three different meanings in American culture .

琼·德北菲尔德一边说着，一边用被水泡得肿胀的拇指和食指圈出一个字母C的形状，用另一只手的食指指着。

Joan Durbeyfield , as she spoke , curved a sodden thumb and forefinger to the shape of the letter C , and used the other forefinger as a pointer .

确保你用你的食指和中指摆出V型，并且手掌向外。

Make sure that when you have your index and middle fingers pointed up in the V shape , your palm is facing outward .

同样的，用食指和拇指所表示“OK（行或好）”的手势，在法国表示“零”，而在日本表示“钱”。

Likewise , a sign for OK , forming a circle with our forefinger and thumb , means zero in France and money in Japan .

一种手势，手掌向前，中指和食指形成一V形，用来表示对和平的愿望。

A hand sign made with the palm forward and the middle and index fingers forming a V , used to express a desire for peace .

食指与环指的指长比（2D∶4D）与雄性激素和精子数量成负相关，与雌性激素成正相关。

2D ∶ 4D ratios is negatively related to testosterone levels and sperm counts and positively related to oestrogen level .

食指与无名指指长比率（2D∶4D）与运动能力研究评述

Review of researches on relations between the ratio of index finger length to ring finger length ( 2D to 4D ) and sports capacity

我院1999年5月~2002年9月应用中指、环指中节逆行C型皮瓣修复拇指、食指末节脱套伤9例，所有皮瓣均成活，外形满意。

From May , 1999 to September , 2002 , we used reversed C-ring flap middle and ring finger for repairing distal degloving injury to the thumb and forefinger in 9 cases . All flaps survived with satisfactory appearance .

方法1998年～2003年，对139例手部皮肤或伴有肌腱缺损的患者，采用不同类型的SDMA皮瓣或带食指伸肌腱的肌腱皮瓣移植进行修复。其中男97例，女42例。

Methods From 1988 to 2003 , 139 SDMA flaps were transferred for hand injuries .

上周，英国剑桥大学（cambridge）的一位科学家发现，成功交易员与我们其他人的不同之处在于，他们的无名指相对比食指更较长。

Last week , a Cambridge scientist revealed that what sorts out successful traders from the rest of us is that they have relatively longer ring fingers than index fingers .

7月份，他在ComicCon漫展上告诉观众们说，现实生活里，他得让曼请来的技术专家教他怎么用十个手指打字，而不是用两个食指。

In real life , he told a Comic Con audience in July , he had to have one of Mr. Mann 's tech experts teach him how to type with more than two fingers .

患者看到一侧闪光信号提示后，相应侧食指做一次抬起放下运动触发光电耦合作为0时刻，MRCFs波峰由等价电流偶极子（ECD）评估，并与超薄MRI进行影像融合。

The subjects moved the finger just as they saw the optical signal . The peak of MRCFs were estimated by equivalent current dipole ( ECD ), which were superimposed on MRI .

想向酒保处点两杯啤酒或在英国、爱尔兰、澳大利亚或新西兰希望有人得到安宁？确保你用你的食指和中指摆出V型，并且手掌向外。

Trying to order two beers from the bartender or wish someone peace in the United Kingdom , Ireland , Australia , or New Zealand ? Make sure that when you have your index and middle fingers pointed up in the V shape , your palm is facing outward .

LXG当前握笔（食指侧面包住铅笔杆）表明他有本体感觉的困难。

LXG 's current pencil grip ( lateral index finger wrap over the shaft of the pencil ) suggests that he has difficulty with proprioceptive and discriminative feedback .

（大多数研究使用的是右手）用食指的长度除以无名指的长度，得到一个比率，称为手指系数（Fq）。

( Most of the studies used the right hand . ) Divide the length of your index finger by the length of your ring finger to determine the digit ratio , or finger quotient ( Fq ) .

研究人员将孩子们的手掌影印下来，然后用卡钳测量食指和无名指的长度，精确到0.01mm。

The researchers made photocopies of the palm of the children 's hands and then measured the length of their index finger and ring finger on both hands using callipers , accurate to0.01mm .

根据一项针对男性的调查，与口腔癌病变前或无病变的人相比，患口腔癌的男性Fq值较高，即食指和无名指长度差不多或食指较长。

A high digit ratio those with very little difference between the index and ring finger , or with a longer index finger was found among men with oral cancer , compared with men with pre-cancerous oral lesions or no lesions , according to one all-male study .

你怎么把那戒指戴在食指上？

Why do you wear that ring on your first finger ?

食指掌指关节的正向动力学分析

Forward dynamics analysis of the metacarpophalangeal joint of the index finger